Home / 16,738.70-23,099.20-9,664.97

Finding the Fourth Proportional to 16,738.70, 23,099.20 and 9,664.97

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Solution

The fourth proportional to 16,738.70, 23,099.20 and 9,664.97 is: 13,337.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,738.70 : 23,099.20 = 9,664.97 : x
  2. Step 2: Convert to fraction form
    16,738.70/23,099.20 = 9,664.97/x
  3. Step 3: Cross multiply
    16,738.70x = 23,099.20 × 9,664.97
  4. Step 4: Simplify right side
    16,738.70x = 223,253,075.02
  5. Step 5: Solve for x
    x = 223,253,075.02/16,738.70
  6. Step 6: Final answer
    x = 13,337.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.